[ GLSA 201110-12 ] Unbound: Denial of Service

[Tobias Heinlein <keytoaster () gentoo org>]

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Gentoo Linux Security Advisory                           GLSA 201110-12
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                                            http://security.gentoo.org/
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 Severity: Normal
    Title: Unbound: Denial of Service
     Date: October 15, 2011
     Bugs: #309117, #368981
       ID: 201110-12

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Synopsis
========

Multiple Denial of Service vulnerabilities were found in Unbound.

Background
==========

Unbound is a validating, recursive, and caching DNS resolver.

Affected packages
=================

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-dns/unbound              < 1.4.10                  >= 1.4.10

Description
===========

Multiple vulnerabilities have been discovered in unbound. Please review
the CVE identifiers referenced below for details.

Impact
======

A remote attacker could cause a Denial of Service.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Unbound users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-dns/unbound-1.4.10"

References
==========

[ 1 ] CVE-2010-0969
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-0969
[ 2 ] CVE-2011-1922
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1922

Availability
============

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

 http://security.gentoo.org/glsa/glsa-201110-12.xml

Concerns?
=========

Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security () gentoo org or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
=======

Copyright 2011 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

http://creativecommons.org/licenses/by-sa/2.5

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